Triple
T14265057
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Siemens Combino |
E353622
|
entity |
| Predicate | hasOperator |
P179
|
FINISHED |
| Object |
Freiburg im Breisgau tram network
The Freiburg im Breisgau tram network is an electric light rail system serving the German city of Freiburg, known for its extensive, environmentally focused public transport integrated with the city’s sustainable urban planning.
|
E1090014
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Freiburg im Breisgau tram network | Statement: [Siemens Combino, hasOperator, Freiburg im Breisgau tram network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Freiburg im Breisgau tram network Context triple: [Siemens Combino, hasOperator, Freiburg im Breisgau tram network]
-
A.
Karlsruhe tram network
The Karlsruhe tram network is an extensive light rail and tram system in Karlsruhe, Germany, known for its pioneering tram-train concept that integrates urban streetcars with regional railway lines.
-
B.
Heidelberg tram network
The Heidelberg tram network is an urban light rail system serving the city of Heidelberg, Germany, connecting key districts, residential areas, and institutions such as the Neuenheimer Feld campus.
-
C.
Mannheim tram network
The Mannheim tram network is an urban light rail system serving the German city of Mannheim and its districts, forming a key part of the region’s public transportation infrastructure.
-
D.
Frankfurt tram network
The Frankfurt tram network is an extensive urban light rail system in Frankfurt am Main, Germany, forming a key part of the city’s public transportation infrastructure.
-
E.
Krefeld tram network
The Krefeld tram network is a local urban tramway system serving the city of Krefeld in North Rhine-Westphalia, Germany, and connecting its districts and surrounding areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Freiburg im Breisgau tram network Triple: [Siemens Combino, hasOperator, Freiburg im Breisgau tram network]
Generated description
The Freiburg im Breisgau tram network is an electric light rail system serving the German city of Freiburg, known for its extensive, environmentally focused public transport integrated with the city’s sustainable urban planning.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Freiburg im Breisgau tram network Target entity description: The Freiburg im Breisgau tram network is an electric light rail system serving the German city of Freiburg, known for its extensive, environmentally focused public transport integrated with the city’s sustainable urban planning.
-
A.
Karlsruhe tram network
The Karlsruhe tram network is an extensive light rail and tram system in Karlsruhe, Germany, known for its pioneering tram-train concept that integrates urban streetcars with regional railway lines.
-
B.
Heidelberg tram network
The Heidelberg tram network is an urban light rail system serving the city of Heidelberg, Germany, connecting key districts, residential areas, and institutions such as the Neuenheimer Feld campus.
-
C.
Mannheim tram network
The Mannheim tram network is an urban light rail system serving the German city of Mannheim and its districts, forming a key part of the region’s public transportation infrastructure.
-
D.
Frankfurt tram network
The Frankfurt tram network is an extensive urban light rail system in Frankfurt am Main, Germany, forming a key part of the city’s public transportation infrastructure.
-
E.
Krefeld tram network
The Krefeld tram network is a local urban tramway system serving the city of Krefeld in North Rhine-Westphalia, Germany, and connecting its districts and surrounding areas.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8278c43e08190824146f4632b89a5 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de6357a8188190ba518a486521052b |
completed | April 14, 2026, 3:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd326367348190b4b31b32f4ca5639 |
completed | May 8, 2026, 12:46 a.m. |
| NEDg | Description generation | batch_69fd335a496881908689b5769bb677ae |
completed | May 8, 2026, 12:50 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd3445422c8190a22eaa4bef5fdf76 |
completed | May 8, 2026, 12:54 a.m. |
Created at: April 10, 2026, 1:09 a.m.